// Learn cc.Class:
//  - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/class.html
//  - [English] http://docs.cocos2d-x.org/creator/manual/en/scripting/class.html
// Learn Attribute:
//  - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
//  - [English] http://docs.cocos2d-x.org/creator/manual/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
//  - [English] https://www.cocos2d-x.org/docs/creator/manual/en/scripting/life-cycle-callbacks.html

cc.Class({
    extends: cc.Component,

    properties: {
        _ran:1,
        speed:{
            type:cc.Float,
            default:0.0
        }

    },

    // LIFE-CYCLE CALLBACKS:

    onLoad () {
        if(this.speed>0.0){
            this._ran = this.speed;
        }else{
            this._ran = Math.random()-0.5;
        }
        
    },

    // start () {
    //
    // },

    update (dt) {
        this.node.rotation = this.node.rotation+this._ran;
    },
});
